Arkport Dam
Dam in Steuben County, New York · Canisteo River · forms Arkport Lake
Height
131 ft
40 m (NID height)
Length
1,200 ft
366 m
Completed
1940
Arkport Lake today
1,227.10 ft
7 days ▲ 0.03 ft
vs full pool
▲ 9.10 ft
Below normal for the date
Reservoir level measured Oct 23, 2026, 1:00 PM EDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction
- Dam type
- Earth
- Structural height
- 131 ft
- Owner
- USACE - Baltimore District (Federal)
- Maximum storage
- 11,095 acre-ft
- Hydraulic height
- 125 ft
- Drainage area
- 30 sq mi
- Spillway
- Uncontrolled, 160 ft wide
- Army Corps district
- Baltimore District
- NID ID
- NY00856
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 8, 2026. Search NID ID NY00856 at nid.sec.usace.army.mil. Project website.